diff --git a/kubernetes/templates/k3s/server/network-plugin/calico/routingtabletowg.yml.jinja2 b/kubernetes/templates/k3s/server/network-plugin/calico/routingtabletowg.yml.jinja2
index ae54834..382bbff 100644
--- a/kubernetes/templates/k3s/server/network-plugin/calico/routingtabletowg.yml.jinja2
+++ b/kubernetes/templates/k3s/server/network-plugin/calico/routingtabletowg.yml.jinja2
@@ -30,7 +30,7 @@ spec:
             - name: FILTER_PROTOCOL
               value: bird
             - name: PERIODIC_SYNC
-              value: 300
+              value: '300'
           securityContext:
             capabilities:
               add: